/Engine/Source/Runtime/Engine/Classes/Animation/AnimData/IAnimationDataController.h
Removes any bone attribute for which the name was not found in the provided skeleton. Broadcasts a EAnimDataModelNotifyType::AttributeRemoved for each attribute which was not found in the skeleton, wrapped within BracketOpened/BracketClosed notifies. Updates any bone attribute for which the bone index is different in the provided skeleton. Broadcasts a EAnimDataModelNotifyType::AttributeAdded and EAnimDataModelNotifyType::AttributeRemove for each attribute which was remapped
void UpdateAttributesFromSkeleton ( const [USkeleton](API\Runtime\Engine\Animation\USkeleton) * Skeleton, bool bShouldTransact )